mount: support -o noacl

Signed-off-by: Dave Love <fx@gnu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/util-linux/mount.c b/util-linux/mount.c
index f94b6e643dcec9bb145310770599232d6d62fea5..1dd4c0c433239e1e613595ebc800a5b860a42964 100644 (file)
--- a/util-linux/mount.c
+++ b/util-linux/mount.c
@@ -820,31 +820,31 @@ enum {
  */
 
 struct nfs2_fh {
-       char                    data[32];
+       char            data[32];
 };
 struct nfs3_fh {
-       unsigned short          size;
-       unsigned char           data[64];
+       unsigned short  size;
+       unsigned char   data[64];
 };
 
 struct nfs_mount_data {
-       int             version;                /* 1 */
-       int             fd;                     /* 1 */
-       struct nfs2_fh  old_root;               /* 1 */
-       int             flags;                  /* 1 */
-       int             rsize;                  /* 1 */
-       int             wsize;                  /* 1 */
-       int             timeo;                  /* 1 */
-       int             retrans;                /* 1 */
-       int             acregmin;               /* 1 */
-       int             acregmax;               /* 1 */
-       int             acdirmin;               /* 1 */
-       int             acdirmax;               /* 1 */
-       struct sockaddr_in addr;                /* 1 */
-       char            hostname[256];          /* 1 */
-       int             namlen;                 /* 2 */
-       unsigned int    bsize;                  /* 3 */
-       struct nfs3_fh  root;                   /* 4 */
+       int             version;        /* 1 */
+       int             fd;             /* 1 */
+       struct nfs2_fh  old_root;       /* 1 */
+       int             flags;          /* 1 */
+       int             rsize;          /* 1 */
+       int             wsize;          /* 1 */
+       int             timeo;          /* 1 */
+       int             retrans;        /* 1 */
+       int             acregmin;       /* 1 */
+       int             acregmax;       /* 1 */
+       int             acdirmin;       /* 1 */
+       int             acdirmax;       /* 1 */
+       struct sockaddr_in addr;        /* 1 */
+       char            hostname[256];  /* 1 */
+       int             namlen;         /* 2 */
+       unsigned int    bsize;          /* 3 */
+       struct nfs3_fh  root;           /* 4 */
 };
 
 /* bits in the flags field */
@@ -859,6 +859,7 @@ enum {
        NFS_MOUNT_VER3 = 0x0080,        /* 3 */
        NFS_MOUNT_KERBEROS = 0x0100,    /* 3 */
        NFS_MOUNT_NONLM = 0x0200,       /* 3 */
+       NFS_MOUNT_NOACL = 0x0800,       /* 4 */
        NFS_MOUNT_NORDIRPLUS = 0x4000
 };
 
@@ -1123,6 +1124,7 @@ static NOINLINE int nfsmount(struct mntent *mp, long vfsflags, char *filteropts)
        int noac;
        int nordirplus;
        int nolock;
+       int noacl;
 
        find_kernel_nfs_mount_version();
 
@@ -1195,6 +1197,7 @@ static NOINLINE int nfsmount(struct mntent *mp, long vfsflags, char *filteropts)
        nolock = 0;
        noac = 0;
        nordirplus = 0;
+       noacl = 0;
        retry = 10000;          /* 10000 minutes ~ 1 week */
        tcp = 1;                        /* nfs-utils uses tcp per default */
 
@@ -1333,7 +1336,8 @@ static NOINLINE int nfsmount(struct mntent *mp, long vfsflags, char *filteropts)
                                "tcp\0"
                                "udp\0"
                                "lock\0"
-                               "rdirplus\0";
+                               "rdirplus\0"
+                               "acl\0";
                        int val = 1;
                        if (!strncmp(opt, "no", 2)) {
                                val = 0;
@@ -1383,6 +1387,9 @@ static NOINLINE int nfsmount(struct mntent *mp, long vfsflags, char *filteropts)
                        case 11: //rdirplus
                                nordirplus = !val;
                                break;
+                       case 12: // acl
+                               noacl = !val;
+                               break;
                        default:
                                bb_error_msg("unknown nfs mount option: %s%s", val ? "" : "no", opt);
                                goto fail;
@@ -1396,7 +1403,8 @@ static NOINLINE int nfsmount(struct mntent *mp, long vfsflags, char *filteropts)
                | (posix ? NFS_MOUNT_POSIX : 0)
                | (nocto ? NFS_MOUNT_NOCTO : 0)
                | (noac ? NFS_MOUNT_NOAC : 0)
-               | (nordirplus ? NFS_MOUNT_NORDIRPLUS : 0);
+               | (nordirplus ? NFS_MOUNT_NORDIRPLUS : 0)
+               | (noacl ? NFS_MOUNT_NOACL : 0);
        if (nfs_mount_version >= 2)
                data.flags |= (tcp ? NFS_MOUNT_TCP : 0);
        if (nfs_mount_version >= 3)